UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rZa80kjJbPBzui4rBb7ylDYmkfXrSo9mO1UHRI67ocs=' 
WHERE 
  key_id = '8b9508986dc7b67daf159bd7ba89caa72ee28417855becf2971e218c9efa3303' 
  AND (
    token = 'rZa80kjJbPBzui4rBb7ylDYmkfXrSo9mO1UHRI67ocs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )